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Registry of Toxic Effects of Chemical Substances (RTECS)

Sulfanilic acid

RTECS #

WP3895500

CAS #

121-57-3

Updated

July 2011

Molecular Weight

173.20

Molecular Formula

C6H7NO3S

Synonyms

4-Aminobenzenesulfonic acid
Aniline-4-sulfonic acid
Aniline-p-sulfonic acid
Aniline-p-sulphonic acid
Benzenesulfonic acid, 4-amino- (9CI)
Kyselina sulfanilova (Czech)
p-Aminobenzenesulfonic acid
p-Aminophenylsulfonic acid
Sulfanilsaeure (German)
Sulphanilic acid

Skin and Eye Irritation and References

Route/OrganismDoseEffectReference
eye /rabbit 100 mg/24H moderate28ZPAK -,180,1972
skin /rabbit 500 mg/24H mild28ZPAK -,180,1972

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
In Vitro/Human, liver tumor Inhibitor Concentration (50 percent kill): 41 mmol/L/24HIn Vitro Toxicity Studies: Cell protein synthesisTIVIEQ 3,189,1989
intravenous/rat lethal dose (50 percent kill): 6 gm/kgAEPPAE 211,367,1950
oral/rat lethal dose (50 percent kill): 12300 mg/kg28ZPAK -,180,1972

Standards and Regulations

OrganizationStandardReference
Occupational Exposure Limit-RUSSIAshort term exposure limit 2 mg/m3, JUN2003

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code 81135; Number of Industries 10; Total Number of Facilities 1512; Number of Occupations 22; Total Number of Employees Exposed 31593; Total Number of Female Employees Exposed 19454
National Occupational Hazard Survey 1974Hazard Code 81135; Number of Industries 17; Total Number of Facilities 1470; Number of Occupations 17; Total Number of Employees Exposed 10452

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
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